DRILL BIT WITH A DYNAMIC METAL SEAL

In one aspect, a drill bit is disclosed that in one embodiment may include a bit body, a rotating cutter on the bit body, and a metallic seal between the bit body and the rotating cutter that includes a first seal member, a second seal member having a first end in sealing contact with the first seal...

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Bibliographic Details
Main Authors SCHRODER, Jon, D, DICK, Aaron, J, ZAHRADNIK, Anton, F, BRADSHAW, Robert, D, LIN, Chih, FLORES, Alejandro
Format Patent
LanguageEnglish
French
German
Published 20.02.2019
Subjects
BLASTING
CYLINDERS
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
ENGINEERING ELEMENTS AND UNITS
FIXED CONSTRUCTIONS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
PISTONS
SEALINGS
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:In one aspect, a drill bit is disclosed that in one embodiment may include a bit body, a rotating cutter on the bit body, and a metallic seal between the bit body and the rotating cutter that includes a first seal member, a second seal member having a first end in sealing contact with the first seal member, a second end fixed relative to the first end and a bias member between the first end and the second end that adjusts the load on the first seal member in response to external load applied on the drill bit.
Bibliography:Application Number: EP20140791711